diff --git a/src/videoag_common/objects/__init__.py b/src/videoag_common/objects/__init__.py
index ab07656000315ce1f23a9e41c45a71e8313756e6..5e6d4b4e166b051711dde586c74dcbf6979b610d 100644
--- a/src/videoag_common/objects/__init__.py
+++ b/src/videoag_common/objects/__init__.py
@@ -19,6 +19,7 @@ from .medium import (
     PlainAudioTargetMedium,
     ThumbnailTargetMedium,
     SourceMedium,
+    SourceMediumStatus,
     LOAD_SOURCE_MEDIUM_LECTURE,
     LOAD_PUBLISH_MEDIUM_LECTURE,
     LOAD_PUBLISH_MEDIUM_TARGET_MEDIUM,